budibase/packages/server/app.js

const Koa = require('koa');
const app = new Koa();
const router = require("./middleware/routers");
const koaBody = require('koa-body');
const initialiseRuntimePackages  = require("./initialise/initialiseRuntimePackages");

module.exports = async (budibaseContext) => {

    const { config } = budibaseContext;
    app.keys = config.keys;
    app.context.master = budibaseContext.master;
    app.context.getAppPackage = await initialiseRuntimePackages(
        budibaseContext,
        app.context.master,
        config.latestPackagesFolder
    );
    app.use(koaBody({ multipart : true }));
    app.use(router(config, app).routes());
    return app.listen(config.port).then(() => {
        console.log(`Budibase Builder running on port ${config.port}..`);
    });
};